
Catholicism is a religion with followers all around the world. It is a division of Christianity, the largest religion globally. There are an estimated 1.272 billion Catholics worldwide as of 2025, constituting 48.1% of 2.645 billion Christians. Brazil has the largest Catholic population in the world, with at least 123 million people who follow the religion. The share of self-identified Catholics in Brazil dropped from 74% in 2000 to 65% in 2010. The number of Catholics worldwide has more than tripled since 1910, when there were an estimated 291 million Catholics.
| Characteristics | Values |
|---|---|
| Number of Catholics in the world | 1.272 billion as of 2025 |
| Percentage of Christians that are Catholics | 48.1% of 2.645 billion Christians |
| Number of Baptized Catholics | 1.375 billion at the end of 2021 |
| Percentage of Catholics in Vatican City | 100% |
| Percentage of Catholics in Timor-Leste | 97% |
| Number of Catholics in Brazil | 123 million or more |
| Number of Bishops and Priests | 5,340 |
| Number of Priests | 407,872 |
| Number of Permanent Deacons | 49,176 |
| Number of Kindergartens run by the Catholic Church | 74,368 |
| Number of Primary Schools run by the Catholic Church | 100,939 |
| Number of Secondary Schools run by the Catholic Church | 49,868 |
| Number of Hospitals run by the Catholic Church | 5,405 |
| Number of Homes for the elderly, chronically ill, or disabled run by the Catholic Church | 15,276 |
| Percentage of U.S. people who are Catholic | 23% |
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What You'll Learn

Brazil has the largest Catholic population
As of 2022, there are approximately 1.3 billion Catholics in the world, making it the largest Christian denomination and representing a significant portion of the global population. Among all the countries, Brazil stands out as the nation with the most significant number of Catholics. With a population of about 123 million Catholics, Brazil accounts for roughly half of all Catholics in South America. This significant Catholic presence in Brazil has had a profound impact on the country's culture, shaping its social and political landscape.
The history of Catholicism in Brazil is deeply intertwined with the country's colonial past. The religion was introduced during the period of Portuguese colonization, becoming the dominant faith among the Brazilian people. Over time, Catholicism became an integral part of Brazil's cultural fabric, influencing art, literature, music, and architecture. The country is renowned for its magnificent Catholic churches and cathedrals, such as the iconic São Paulo Cathedral and the Neoclassical Cathedral of Rio de Janeiro. These stunning structures bear witness to the deep roots of the Catholic faith in Brazilian society.
Beyond its cultural influence, Catholicism in Brazil has also played a significant role in shaping the country's social and political landscape. The Catholic Church has been a prominent advocate for social justice and has contributed to the country's rich history of social movements and community-building initiatives. Many Brazilians turn to the Catholic Church for guidance and support, especially in times of social and economic upheaval. The Church's involvement in education and social services has also left a lasting impact on Brazilian society, with numerous Catholic schools and charities providing vital support to communities across the nation.
The Brazilian Catholic Church has also experienced its share of challenges and controversies. In recent decades, there has been a notable decline in church attendance and an increase in the number of Brazilians identifying as non-religious. Additionally, the Church has faced criticism and scrutiny over its handling of issues such as corruption scandals and its response to social changes, including the growing acceptance of LGBTQ+ rights and abortion rights. Despite these challenges, the Catholic Church in Brazil remains a powerful force, and the country continues to have a significant global impact on Catholic culture and thought.
The large Catholic population in Brazil has had a notable impact on the country's demographics and social dynamics. Brazil is a diverse nation, and its Catholic population reflects this diversity. The Catholic Church in Brazil has actively engaged in dialogue and collaboration with other religious communities, fostering interfaith relations and contributing to social cohesion in a country known for its religious pluralism. Moreover, the Catholic Church in Brazil has been at the forefront of social debates and movements, advocating for human rights, social justice, and the protection of the environment.
In conclusion, Brazil's status as the country with the largest Catholic population holds significant implications. The Catholic faith has left an indelible mark on Brazil's history, culture, and social fabric. As the Brazilian Catholic Church continues to navigate the challenges of the modern era, it remains a pivotal institution in one of the world's most influential Catholic nations. The future holds both opportunities and responsibilities for the Brazilian Catholic community as it strives to uphold its rich religious heritage while adapting to the changing social landscape.
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Mexico has the second-largest
As of 2022, there are approximately 1.3 billion Catholics worldwide, making it the largest Christian denomination and a significant portion of the global population. This number represents a diverse and geographically spread community, with Catholics found on every continent. While the Vatican City, the spiritual heart of the Catholic faith, is located in Europe, the faith has a strong presence across the Americas, particularly in Latin America, where it has had a profound cultural impact.
Mexico, a country with a rich historical and cultural connection to Catholicism, has the second-largest Catholic population in the world. With an estimated 97.5 million Catholics, Mexico accounts for over 7% of the global Catholic population. This significant number is a result of a complex interplay between history, culture, and religious traditions in the country.
The arrival of Spanish conquistadors in the 16th century brought Catholicism to Mexico, and it quickly became an integral part of the country's fabric. The religion took root and flourished, despite the subsequent waves of secularization and religious reforms that occurred in later centuries. Today, Catholicism continues to play a pivotal role in Mexican society, influencing art, literature, architecture, and daily life.
Mexico's strong Catholic identity is evident in its many religious festivals and celebrations that take place throughout the year, such as the Day of the Dead, a unique and vibrant celebration that honors the lives of those who have passed away. The country is also home to numerous pilgrimage sites, such as the Basilica of Our Lady of Guadalupe in Mexico City, which is one of the most important Catholic pilgrimage sites in the Americas.
The Catholic Church in Mexico is organized into 18 ecclesiastical provinces and 84 dioceses and archdioceses, reflecting the large and well-established Catholic community in the country. Despite the overall decline in religious affiliation and attendance globally, Mexico continues to be a stronghold of Catholicism, with the faith remaining an essential aspect of Mexican identity and culture.
In conclusion, Mexico's position as the country with the second-largest Catholic population in the world underscores the enduring significance of Catholicism in Mexican society. The faith has left an indelible mark on the country's history and continues to shape its cultural landscape. The vibrant and devoted Catholic community in Mexico stands as a testament to the enduring appeal and influence of this global religion.
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Catholicism is the world's largest religion
Catholicism is a division of Christianity, the largest religion globally. It is the Catholic Communion of Churches, both Roman and Eastern, or Oriental, that are in communion with the Bishop of Rome (the Pope). The Catholic Church is the world's oldest continuously functioning international institution. It is also the largest non-government provider of education and healthcare in the world.
Over the past century, the number of Catholics worldwide has more than tripled, from 291 million in 1910 to nearly 1.1 billion in 2010. As of 2025, there are 1.272 billion Catholics worldwide, constituting 48.1% of 2.645 billion Christians. Another source places the number of Catholics at 1.375 billion in 2021. These figures indicate that Catholics make up about half of Christians worldwide and around 16% of the total global population.
Brazil has the largest Catholic population in the world, with estimates ranging from 123 million to 140 million or higher. Mexico, the Philippines, the United States, Italy, France, Colombia, Poland, Spain, Argentina, and the Democratic Republic of the Congo are also among the top ten countries with the most Catholics. In the United States, about 7% of all Catholics worldwide reside, with an estimated 23-24% of the country's population being Catholic.
While there have been shifts in the regional distribution of Catholics, Latin America has consistently been the most heavily Catholic region. In 1910, Europe was home to about two-thirds of all Catholics, but by 2010, Latin America and the Caribbean together had a larger Catholic population than Europe. The decline in Europe is attributed to the loss of large areas in northern and central Europe, where the church split into Catholics, Anglicans, and Protestants.
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The number of priests is decreasing
There are approximately 1.272 billion Catholics worldwide as of 2025, constituting 48.1% of 2.645 billion Christians. The number of Catholics has more than tripled over the past century, from 291 million in 1910 to nearly 1.1 billion as of 2010. Despite this growth, the number of priests is decreasing.
In the years since World War II, there has been a substantial reduction in the number of priests per capita in the Catholic Church. From 1980 to 2012, the ratio of Catholics to priests increased globally, with the number of Catholics per priest going from 1,895 to 3,126. In 2014, 49,153 parishes worldwide had no resident priest pastor, and this number is expected to have grown since. Despite a large increase in the number of Catholics, the number of priests has declined from 419,728 in 1970 to 407,872 in 2023. This trend is particularly evident in Europe, where the number of priests has decreased by 1.6% since 2022.
Several factors contribute to the decreasing number of priests. One factor is the decline in religiosity. For example, in Brazil, the country with the largest Catholic population, the share of self-identified Catholics dropped from approximately 74% in 2000 to about 65% in 2010. Another factor is the decrease in birth rates, resulting in fewer individuals choosing to pursue the priesthood. Emigration has also played a role, with individuals leaving areas with high Catholic populations, such as Poland, which has seen a steady decrease in ordinations since the 1970s. Additionally, there has been a decline in enrollment in college seminaries, impacting the number of individuals entering the priesthood.
The shortage of priests is most evident in South America, Africa, and Central America, where the number of priests is not keeping up with the growth of congregants. In Mexico, for instance, over 85% of the population is Catholic, but one priest is expected to minister to approximately 7,000 followers. This has led to a "crisis of vocation," according to religion expert Elio Masferrer. A similar situation exists in the United States, where the Catholic Church is facing a dwindling supply of priests and an increasing number of "priestless" parishes.
To address the shortage of priests, the Catholic Church has seen a significant increase in the number of permanent deacons, especially in areas with a lower number of candidates for the priesthood. However, the impact of this increase may not be sufficient to balance the demand and supply of service to Catholics.
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The US has about 7% of the world's Catholics
Catholicism is a division of Christianity, the largest religion globally. The Catholic Church is the world's oldest continuously functioning international institution. It is also the largest non-government provider of education and healthcare in the world. Over the past century, the number of Catholics worldwide has more than tripled, from 291 million in 1910 to nearly 1.1 billion as of 2010. As of 2025, there are 1.272 billion Catholics worldwide, constituting 48.1% of 2.645 billion Christians. The Catholic population in the US has undergone some striking demographic shifts, but it has hovered around a quarter of the population for several decades. The United States is home to about 7% of all Catholics in the world. As of 2010, an estimated 23% of US adults and 24% of the total US population (including adults and children) are Catholic.
Three-quarters (76%) of Catholic immigrants living in the US are from Latin America and the Caribbean, while about 10% have come from Asia-Pacific and about 10% from Europe. In recent Pew Research Center surveys of adult Catholics, 60% are non-Hispanic whites, 33% are Hispanic, and 7% are other minorities, including Asians. The Catholic population in the US has lost more members than it has gained from religious switching. However, nearly half of US adults have some connection to the church, including cultural or former Catholics, or those connected to the church in other ways.
The Catholic Church runs more than 74,368 kindergartens with 7.565 million pupils, as well as 100,939 primary schools with 34.7 million students, and 49,868 secondary schools with 19.48 million pupils. The Church also runs 5,405 hospitals and 15,276 homes for the elderly, the chronically ill, or people with disabilities worldwide.
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Frequently asked questions
There are approximately 1.375 billion Catholics worldwide as of 2021, according to the Vatican's Fides news agency. This represents an overall increase of 16.24 million Catholics compared to the end of 2020.
Catholics make up about 16% of the total global population. They constitute 48.1% of 2.645 billion Christians.
Brazil has the largest Catholic population in the world, with at least 123 million people. However, more recent estimates place this number at 140 million or higher.
Vatican City has the highest percentage of Catholics, with the religion being practised by its entire population of 800.











































